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442905 (2013 CQ12)
Classification: Main-belt Asteroid          SPK-ID: 2442905
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2243389695487443 6.5591e-08  
a 2.573675463953465 3.7084e-08 au
q 1.996299762417258 1.587e-07 au
i 25.86372450782341 3.089e-05 deg
node 328.3258315495729 2.3883e-05 deg
peri 78.41204722289471 7.0742e-05 deg
M 345.5005252927425 6.8164e-05 deg
tp 2459061.240570711140
(2020-Jul-30.74057071)
0.00028619 TDB
period 1508.096389524051
4.13
3.2595e-05
8.924e-08
d
yr
n .2387115323004086 5.1593e-09 deg/d
Q 3.151051165489672 4.5403e-08 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      4928 days (13.49 yr)  
   first obs. used      2003-09-20  
   last obs. used      2017-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63424  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:24:06  

Additional Information
 Earth MOID = 1.14939 au 
 Jupiter MOID = 2.5952 au 
 T_jup = 3.255 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO402750  

442905 (2013 CQ12)          Discovered 2009-Feb-03 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2013 CQ12 = 2011 OD59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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